html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: transparent;
  font-family: Arial, sans-serif;
}

#caption {
  position: fixed;
  left: 32px;
  right: 32px;
  bottom: 32px;
  display: none;
  padding: 14px 18px;
  color: #fff;
  background: rgba(0, 0, 0, 0.72);
  border-radius: 8px;
  font-size: 28px;
  line-height: 1.25;
  text-shadow: 0 1px 2px black;
}

#user {
  font-weight: 700;
  color: #8fd3ff;
}

#status {
  position: fixed;
  left: 16px;
  top: 16px;
  color: #fff;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 16px;
}